One Hole Lugs | McMaster-Carr

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10,000 lb. to 19,999 lb.

20,000 lb. to 29,999 lb.

30,000 lb. to 39,999 lb.

40,000 lb. or greater

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U.S.–Mexico–Canada Agreement (USMCA) Qualifying

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DFARS Specialty Metals

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Wire Material

2,265 Products

Terminals, Ferrules, and Lugs

Compression Lug

Compression Lugs

Squeeze onto the wire for a permanent, vibration-resistant connection

119 products

Tight-Hold Compression Lugs

A secure grip on the wire prevents pullout

2 products

Ring Terminal

Ring Terminals

Encircle the whole screw to stay put when pulled or vibrated

221 products

Ring Terminal Assortments

Keep a variety of sizes and materials handy for quick circuit repairs and adjustments

6 products

Heat-Shrink Multisize Elongated Ring Terminals

Heat to shrink the insulation for a tighter grip and seal than other multisize ring terminals

3 products

Heat-Shrink Ring Terminals

Insulation shrinks when heated to tightly grip and seal the wire

27 products

Twist-Resistant Block Ring Terminals

Fit securely in terminal blocks to resist turning and jostling

5 products

Tight-Hold Heat-Shrink Ring Terminals

A secure grip on the wire prevents pullout

38 products

Vibration-Resistant Internal-Tooth Ring Terminals

Maintain a strong connection through shaking and jolts

22 products

Multisize Elongated Ring Terminals

Fit multiple screw sizes so you can keep fewer terminals on hand

12 products

Easy-Insert Ring Terminals

Lay wire into the open barrel instead of threading and poking into a closed barrel

5 products

Easy-Insert Ring Terminals for Automated Crimpers

Lay wire into the open barrel and feed into your crimping machine to speed up large jobs

3 products

Set Screw Lug

Stacked Set Screw Lugs

Connect multiple wires to a single lug

1 product

Set Screw Lugs

Quickly attach large wire without using a compression tool

22 products

Set Screw Lug Assortments for Transformers

Set screw lugs, nuts, and bolts needed for several transformer types

2 products

Offset Set Screw Lugs

Extend vertically for easier wire insertion or adjustment

11 products

Multi-Angle Set Screw Lugs

Attachment points at several angles allow wire to thread past nearby obstructions

3 products

Tamper-Resistant Set Screw Lugs

Shear the screw heads off so your connection can’t be removed or altered

3 products

Box Lug

Box Lugs

Slide onto grounding or neutral bars in electrical panels

3 products

Lay-In Lug

Easy-Insert Lay-In Lugs

Lay the stripped wire into the lug to attach to continuous runs

3 products

Other Products

Welding Lugs

Screw, hammer, or crimp on to secure welding cable connections

13 products

Grounding Clamps

Attach grounding wire to equipment to ground electrical current

11 products

Hoist Rings

Pivot to resist stress that would bend or break an eyebolt when lifting at an angle

382 products

Eyebolts

Route rope through the loop or attach hooks and shackles for lifting

980 products

Battery Terminals

Connect cable to battery posts to power vehicles and machines

129 products

Light Bulbs

Standard household, miniature, compact, and tubular bulbs

11 products

Welding Cable Connectors

Plugs and sockets to deliver power to welding cable

13 products

Terminal Adapters

Convert wire terminals from one connection type or gender to another

6 products

Grounding Screws

Fasten grounding wires to steel structures, fence posts, and transformers

8 products

Eye Nuts

Pair with bolts or threaded rod to lift and hang components

111 products

Jumper Cords

Ready to connect with a terminal at one or both ends

9 products

Grounding Wire

Ground current in electrical systems

20 products

Terminal and Splice Kits

Maintain a supply of extra terminals and splices to join and terminate wire

17 products

Wire Splices

Connect wires end to end to extend or repair a run

17 products

Bonding and Grounding Clamps

Add cable or use included cable to create a grounding path, which prevents static charge buildup

13 products

Grounding Straps

Flat shape creates more surface area contact than grounding wire

10 products

Grounding Splices

Extend a grounding connection by joining two wires, or connect to an existing ground wire

4 products